It is an unprimeable number.
Almost surely, 226250816 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26250816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35478720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26250816 is a wasteful number, since it uses less digits than its factorization.
26250816 is an evil number, because the sum of its binary digits is even.
The square root of 26250816 is about 5123.5550158069. Note that the first 3 decimals coincide. The cubic root of 26250816 is about 297.1991771239.
The spelling of 26250816 in words is "twenty-six million, two hundred fifty thousand, eight hundred sixteen".